2pcs Step Spur Gear 5mm Inner Aperture 16T 1 Module Aluminum Motor Gear HSS Lathe Tool Bits Package includes 1 x cam

Package includes 1 x cam fitting

you can wrap tape on the metal tube (not included)

This Stainless Steel push button switch is suitable for 19mm diameter mounting hole

put tube in it

which is rust-free

2pcs Step Spur Gear 5mm Inner Aperture 16T 1 Module Aluminum Motor Gear HSS Lathe Tool Bits Package includes 1 x cam1. The pinion motor gear is made of Aluminum, more stable, anti wear, strong and durable, and durable in use. 2. Specifications: Material: Aluminum, Teeth: 16T, Gear Step Diameter: 10mm 0. 39inch, Gear Step Height: 6mm 0. 24inch, Outer Diameter: 18mm 0. 71inch, Aperture: 5mm 0. 2inch, Effective Tooth Length: 6mm 0. 24inch, Total Thickness: 12mm 0. 47inch, Module: 1 Mod, Pressure Angle: 20 3. The pinion gear aperture is 5mm and the module is 1, please